$AVB
AVALONBAY COMMUNITIES INC Stock $avb

$avb Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-Q Financial Statement

#000091591221000023 Filed on November 04, 2021

Income Statement

Concept	2021 Q4	2021 Q3	2020 Q3
Revenue	$601.2M	$580.8M	$567.4M
YoY Change	8.17%	2.36%	-3.44%
Cost Of Revenue	$211.0M	$221.0M	$212.8M
YoY Change	-0.96%	3.87%	7.58%
Gross Profit	$390.2M	$359.7M	$354.6M
YoY Change	13.85%	1.45%	-9.03%
Gross Profit Margin	64.9%	61.94%	62.5%
Selling, General & Admin	$16.48M	$17.31M	$14.00M
YoY Change	22.08%	23.66%	9.38%
% of Gross Profit	4.22%	4.81%	3.95%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$197.0M	$193.8M	$175.3M
YoY Change	10.82%	10.52%	5.97%
% of Gross Profit	50.5%	53.87%	49.45%
Operating Expenses	$213.5M	$211.1M	$189.4M
YoY Change	11.61%	11.46%	-55.73%
Operating Profit	$176.6M	$382.7M	$363.7M
YoY Change	16.67%	5.22%	-10.54%
Interest Expense	-$50.09M	$55.99M	$53.25M
YoY Change	-3.5%	5.14%	3.41%
% of Operating Profit	-28.36%	14.63%	14.64%
Other Income/Expense, Net		-$417.0K	-$567.0K
YoY Change		-26.46%
Pretax Income	$339.6M	$81.03M	$147.7M
YoY Change	0.21%	-45.14%	-49.23%
Income Tax	$4.299M	$2.179M	-$27.00K
% Of Pretax Income	1.27%	2.69%	-0.02%
Net Earnings	$335.2M	$78.85M	$147.7M
YoY Change	-1.73%	-46.62%	-47.19%
Net Earnings / Revenue	55.76%	13.58%	26.03%
Basic Earnings Per Share		$0.57	$1.05
Diluted Earnings Per Share	$2.395M	$0.56	$1.05
COMMON SHARES
Basic Shares Outstanding	139.7M shares	139.4M shares	140.3M shares
Diluted Shares Outstanding		139.7M shares	140.6M shares

Balance Sheet

Concept	2021 Q4	2021 Q3	2020 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$420.3M	$322.3M	$88.00M
YoY Change	93.66%	266.24%	-64.23%
Cash & Equivalents	$420.3M	$322.3M	$87.53M
Short-Term Investments
Other Short-Term Assets	$211.5M	$236.3M	$207.0M
YoY Change	1.68%	14.18%	22.49%
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$631.7M	$558.6M	$295.0M
YoY Change	48.64%	89.37%	-28.92%
LONG-TERM ASSETS
Property, Plant & Equipment	$18.86B	$18.52B	$18.46B
YoY Change	2.54%	0.34%	1.17%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$216.4M	$199.5M	$194.0M
YoY Change	6.6%	2.86%	-6.28%
Other Assets	$164.0M	$169.0M	$169.0M
YoY Change	7.86%	0.0%	3.68%
Total Long-Term Assets	$19.27B	$18.92B	$18.85B
YoY Change	2.64%	0.38%	1.09%
TOTAL ASSETS
Total Short-Term Assets	$631.7M	$558.6M	$295.0M
Total Long-Term Assets	$19.27B	$18.92B	$18.85B
Total Assets	$19.90B	$19.48B	$19.14B
YoY Change	3.66%	1.75%	0.44%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$63.72M	$57.97M	$88.00M
YoY Change	-32.21%	-34.13%	-6.38%
Accrued Expenses	$492.7M	$545.0M	$517.0M
YoY Change	1.58%	5.43%	5.3%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$841.6M	$887.0M	$888.0M
YoY Change	-2.14%	-0.12%	3.14%
LONG-TERM LIABILITIES
Long-Term Debt	$8.124B	$7.799B	$7.584B
YoY Change	7.1%	2.84%	2.75%
Other Long-Term Liabilities	$304.0K	$1.198M	$0.00
YoY Change
Total Long-Term Liabilities	$8.124B	$7.801B	$7.584B
YoY Change	7.11%	2.86%	2.75%
TOTAL LIABILITIES
Total Short-Term Liabilities	$841.6M	$887.0M	$888.0M
Total Long-Term Liabilities	$8.124B	$7.801B	$7.584B
Total Liabilities	$8.966B	$8.688B	$8.472B
YoY Change	6.17%	2.55%	2.79%
SHAREHOLDERS EQUITY
Retained Earnings	$240.8M	$128.5M	$29.71M
YoY Change	91.09%	332.75%	-90.98%
Common Stock	$1.398M	$1.396M	$1.398M
YoY Change	0.22%	-0.14%	0.07%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$10.93B	$10.79B	$10.67B
YoY Change
Total Liabilities & Shareholders Equity	$19.90B	$19.48B	$19.14B
YoY Change	3.66%	1.75%	0.44%

Cashflow Statement

Concept	2021 Q4	2021 Q3	2020 Q3
OPERATING ACTIVITIES
Net Income	$335.2M	$78.85M	$147.7M
YoY Change	-1.73%	-46.62%	-47.19%
Depreciation, Depletion And Amortization	$197.0M	$193.8M	$175.3M
YoY Change	10.82%	10.52%	5.97%
Cash From Operating Activities	$291.4M	$343.1M	$333.2M
YoY Change	13.18%	2.98%	-11.66%
INVESTING ACTIVITIES
Capital Expenditures	-$600.4M	-$475.4M	-$214.4M
YoY Change	89.41%	121.72%	-47.77%
Acquisitions
YoY Change
Other Investing Activities	$292.1M	$70.40M	$78.30M
YoY Change	-36.34%	-10.09%	-67.83%
Cash From Investing Activities	-$308.3M	-$405.0M	-$136.2M
YoY Change	-317.27%	197.33%	-18.54%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	124.8M	10.59M	-430.3M
YoY Change	-146.52%	-102.46%	109.6%
NET CHANGE
Cash From Operating Activities	291.4M	343.1M	333.2M
Cash From Investing Activities	-308.3M	-405.0M	-136.2M
Cash From Financing Activities	124.8M	10.59M	-430.3M
Net Change In Cash	107.9M	-51.25M	-233.3M
YoY Change	-17.67%	-78.03%	-5063.83%
FREE CASH FLOW
Cash From Operating Activities	$291.4M	$343.1M	$333.2M
Capital Expenditures	-$600.4M	-$475.4M	-$214.4M
Free Cash Flow	$891.9M	$818.5M	$547.6M
YoY Change	55.24%	49.47%	-30.48%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0000915912
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Document Type DocumentType	10-Q
	dei	Document Period End Date DocumentPeriodEndDate	2021-09-30
	dei	Entity File Number EntityFileNumber	1-12672
	dei	Entity Registrant Name EntityRegistrantName	AVALONBAY COMMUNITIES, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	77-0404318
	dei	Entity Address Address Line1 EntityAddressAddressLine1	4040 Wilson Blvd., Suite 1000
	dei	Entity Address City Or Town EntityAddressCityOrTown	Arlington
	dei	Entity Address State Or Province EntityAddressStateOrProvince	VA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	22203
	dei	City Area Code CityAreaCode	703
	dei	Local Phone Number LocalPhoneNumber	329-6300
	dei	Security12b Title Security12bTitle	Common Stock, par value $0.01 per share
	dei	Trading Symbol TradingSymbol	AVB
	dei	Security Exchange Name SecurityExchangeName	NYSE
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2021Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	139740922	shares
CY2021Q3	us-gaap	Land And Land Improvements LandAndLandImprovements	4510361000	USD
CY2020Q4	us-gaap	Land And Land Improvements LandAndLandImprovements	4394298000	USD
CY2021Q3	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	17839750000	USD
CY2020Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	17231275000	USD
CY2021Q3	us-gaap	Fixtures And Equipment Gross FixturesAndEquipmentGross	1000756000	USD
CY2020Q4	us-gaap	Fixtures And Equipment Gross FixturesAndEquipmentGross	924583000	USD
CY2021Q3	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	23350867000	USD
CY2020Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	22550156000	USD
CY2021Q3	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	6056727000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	5700179000	USD
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CY2020Q4	avb	Operating Real Estate Investment Property Net OperatingRealEstateInvestmentPropertyNet	16849977000	USD
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CY2021Q3	us-gaap	Land Available For Development LandAvailableForDevelopment	66769000	USD
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CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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	us-gaap	Revenues Revenues	1693653000	USD
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	us-gaap	Costs And Expenses CostsAndExpenses	1445074000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	1362534000	USD
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	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	32959000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	6770000	USD
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	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	2002000	USD
CY2020Q3	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	31607000	USD
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	388354000	USD
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	91338000	USD
CY2021Q3	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	1543000	USD
CY2020Q3	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	129000	USD
	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	328000	USD
CY2021Q3	avb	Gain Losson Saleof Other Investments Net Of Marketing And Administrative Costs GainLossonSaleofOtherInvestmentsNetOfMarketingAndAdministrativeCosts	158000	USD
CY2020Q3	avb	Gain Losson Saleof Other Investments Net Of Marketing And Administrative Costs GainLossonSaleofOtherInvestmentsNetOfMarketingAndAdministrativeCosts	-646000	USD
	avb	Gain Losson Saleof Other Investments Net Of Marketing And Administrative Costs GainLossonSaleofOtherInvestmentsNetOfMarketingAndAdministrativeCosts	-1402000	USD
	avb	Gain Losson Saleof Other Investments Net Of Marketing And Administrative Costs GainLossonSaleofOtherInvestmentsNetOfMarketingAndAdministrativeCosts	4162000	USD
CY2021Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	81026000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	147690000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	670492000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	485523000	USD
CY2021Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2179000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-27000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1434000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1069000	USD
CY2021Q3	us-gaap	Profit Loss ProfitLoss	78847000	USD
CY2020Q3	us-gaap	Profit Loss ProfitLoss	147717000	USD
	us-gaap	Profit Loss ProfitLoss	669058000	USD
	us-gaap	Profit Loss ProfitLoss	486592000	USD
CY2021Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-67000	USD
CY2020Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	14000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-32000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	90000	USD
CY2021Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	78914000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	147703000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	669090000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	486502000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	2010000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	1333000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	1188000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-17731000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-7405000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-2367000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-12138000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-6617000	USD
CY2021Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	88329000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	151403000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	682416000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	475388000	USD
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.57
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.05
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.79
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.46
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.56
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.05
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.79
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.46
	us-gaap	Profit Loss ProfitLoss	669058000	USD
	us-gaap	Profit Loss ProfitLoss	486592000	USD
	us-gaap	Depreciation Depreciation	561560000	USD
	us-gaap	Depreciation Depreciation	529508000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	5519000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	5617000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	1998000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	1321000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-17768000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-9333000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	20660000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	17753000	USD
	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-4290000	USD
	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-5204000	USD
	avb	Casualty Gain And Impairment Loss Net Operating Activities CasualtyGainAndImpairmentLossNetOperatingActivities	2802000	USD
	avb	Casualty Gain And Impairment Loss Net Operating Activities CasualtyGainAndImpairmentLossNetOperatingActivities	0	USD
	us-gaap	Noncash Project Abandonment Costs NoncashProjectAbandonmentCosts	685000	USD
	us-gaap	Noncash Project Abandonment Costs NoncashProjectAbandonmentCosts	2095000	USD
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	2654000	USD
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	0	USD
	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	6874000	USD
	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	6617000	USD
	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	413661000	USD
	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	96823000	USD
	us-gaap	Gain Loss On Sale Of Other Investments GainLossOnSaleOfOtherInvestments	2051000	USD
	us-gaap	Gain Loss On Sale Of Other Investments GainLossOnSaleOfOtherInvestments	8174000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	20555000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	36332000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	59449000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	39363000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	911742000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	962074000	USD
	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	476307000	USD
	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	562334000	USD
	us-gaap	Payments To Acquire Other Real Estate PaymentsToAcquireOtherRealEstate	392746000	USD
	us-gaap	Payments To Acquire Other Real Estate PaymentsToAcquireOtherRealEstate	0	USD
	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	105621000	USD
	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	76860000	USD
	avb	Paymentsfor Capital Improvements Non Real Estate PaymentsforCapitalImprovementsNonRealEstate	4689000	USD
	avb	Paymentsfor Capital Improvements Non Real Estate PaymentsforCapitalImprovementsNonRealEstate	24720000	USD
	us-gaap	Increase Decrease In Construction Payables IncreaseDecreaseInConstructionPayables	-35639000	USD
	us-gaap	Increase Decrease In Construction Payables IncreaseDecreaseInConstructionPayables	-4095000	USD
	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	576973000	USD
	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	186090000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	98752000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	170604000	USD
	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	118000	USD
	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	260000	USD
	us-gaap	Proceeds From Sale And Collection Of Notes Receivable ProceedsFromSaleAndCollectionOfNotesReceivable	1556000	USD
	us-gaap	Proceeds From Sale And Collection Of Notes Receivable ProceedsFromSaleAndCollectionOfNotesReceivable	3419000	USD
	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	62157000	USD
	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	9877000	USD
	us-gaap	Payments To Acquire Businesses And Interest In Affiliates PaymentsToAcquireBusinessesAndInterestInAffiliates	40071000	USD
	us-gaap	Payments To Acquire Businesses And Interest In Affiliates PaymentsToAcquireBusinessesAndInterestInAffiliates	23044000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-315753000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-321323000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	7011000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1599000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	137458000	USD
	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	666420000	USD
	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	661000000	USD
	us-gaap	Proceeds From Secured Notes Payable ProceedsFromSecuredNotesPayable	0	USD
	us-gaap	Proceeds From Secured Notes Payable ProceedsFromSecuredNotesPayable	51000000	USD
	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	35688000	USD
	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	125427000	USD
	us-gaap	Proceeds From Unsecured Notes Payable ProceedsFromUnsecuredNotesPayable	699167000	USD
	us-gaap	Proceeds From Unsecured Notes Payable ProceedsFromUnsecuredNotesPayable	1296581000	USD
	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	462147000	USD
	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	958681000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	5281000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	11278000	USD
	us-gaap	Payments For Proceeds From Hedge Financing Activities PaymentsForProceedsFromHedgeFinancingActivities	-4751000	USD
	us-gaap	Payments For Proceeds From Hedge Financing Activities PaymentsForProceedsFromHedgeFinancingActivities	25135000	USD
	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	-45000	USD
	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	-59000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	13409000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	14752000	USD
	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	36000	USD
	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	36000	USD
	us-gaap	Payments Of Distributions To Affiliates PaymentsOfDistributionsToAffiliates	234000	USD
	us-gaap	Payments Of Distributions To Affiliates PaymentsOfDistributionsToAffiliates	319000	USD
	avb	Payment For Redemption Of Preferred Interest Obligation PaymentForRedemptionOfPreferredInterestObligation	1340000	USD
	avb	Payment For Redemption Of Preferred Interest Obligation PaymentForRedemptionOfPreferredInterestObligation	1000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-473671000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-585965000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	122318000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	54786000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	313532000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	127614000	USD
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	435850000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	182400000	USD
	us-gaap	Interest Paid Net InterestPaidNet	127575000	USD
	us-gaap	Interest Paid Net InterestPaidNet	133913000	USD
CY2021Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	322294000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	87530000	USD
CY2021Q3	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	113556000	USD
CY2020Q3	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	94870000	USD
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	435850000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	182400000	USD
	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	2223	shares
	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	423000	USD
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	75542	shares
CY2021Q3	avb	Estimated Number Of Apartment Homes In Communities Expected To Be Developed EstimatedNumberOfApartmentHomesInCommunitiesExpectedToBeDeveloped	7376	home
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	13409000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation Forfeited StockIssuedDuringPeriodValueShareBasedCompensationForfeited	595000	USD
	us-gaap	Increase Decrease In Derivative Assets IncreaseDecreaseInDerivativeAssets	3399000	USD
	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	1967	shares
	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	339000	USD
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	73103	shares
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	14752000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation Forfeited StockIssuedDuringPeriodValueShareBasedCompensationForfeited	1187000	USD
	us-gaap	Increase Decrease In Derivative Assets IncreaseDecreaseInDerivativeAssets	1413000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-6617000	USD
CY2021Q3	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	276	community
CY2021Q3	us-gaap	Number Of Units In Real Estate Property NumberOfUnitsInRealEstateProperty	81968	home
CY2021Q3	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	13	state
CY2021Q3	avb	Number Of Owned Communities Under Construction NumberOfOwnedCommunitiesUnderConstruction	17	community
CY2021Q3	avb	Expected Aggregate Number Of Apartment Homes To Be Constructed ExpectedAggregateNumberOfApartmentHomesToBeConstructed	5448	home
	avb	Numberof Residential Condominium Units Sold NumberofResidentialCondominiumUnitsSold	113	residential_condominium
CY2021Q3	avb	Additional Numberof Communities Expected To Be Developed AdditionalNumberofCommunitiesExpectedToBeDeveloped	22	community
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	139338800	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	140366438	shares
CY2021Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	139386413	shares
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	140271574	shares
CY2021Q3	us-gaap	Weighted Average Number Of Limited Partnership And General Partnership Unit Outstanding Basic And Diluted WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted	7500	shares
CY2020Q3	us-gaap	Weighted Average Number Of Limited Partnership And General Partnership Unit Outstanding Basic And Diluted WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted	7500	shares
	us-gaap	Weighted Average Number Of Limited Partnership And General Partnership Unit Outstanding Basic And Diluted WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted	7500	shares
	us-gaap	Weighted Average Number Of Limited Partnership And General Partnership Unit Outstanding Basic And Diluted WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted	7500	shares
CY2021Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	343812	shares
CY2020Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	324648	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	298769	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	328865	shares
CY2021Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	139737725	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140603722	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	139645069	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140702803	shares
CY2021Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	78914000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	147703000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	669090000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	486502000	USD
CY2021Q3	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	160000	USD
CY2020Q3	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	342000	USD
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	1443000	USD
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	1158000	USD
CY2021Q3	us-gaap	Undistributed Earnings UndistributedEarnings	78754000	USD
CY2020Q3	us-gaap	Undistributed Earnings UndistributedEarnings	147361000	USD
	us-gaap	Undistributed Earnings UndistributedEarnings	667647000	USD
	us-gaap	Undistributed Earnings UndistributedEarnings	485344000	USD
CY2021Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	139386413	shares
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	140271574	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	139338800	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	140366438	shares
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.57
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.05
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.79
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.46
CY2021Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	78914000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	147703000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	669090000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	486502000	USD
CY2021Q3	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-12000	USD
CY2020Q3	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-12000	USD
	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-36000	USD
	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-36000	USD
CY2021Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	78926000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	147715000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	669126000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	486538000	USD
CY2021Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	139737725	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140603722	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	139645069	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140702803	shares
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.56
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.05
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.79
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.46
	us-gaap	Use Of Estimates UseOfEstimates	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Use of Estimates</span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with GAAP requires management to make certain estimates and assumptions. These estimates and assumptions affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the dates of the financial statements and the reported amounts of revenue and expenses during the reporting periods. Actual results could differ from those estimates.</span></div>
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	ReclassificationsCertain reclassifications have been made to amounts in prior years' notes to financial statements to conform to current year presentations as a result of changes in held for sale classification, disposition activity and segment classification.
	us-gaap	Revenue Recognition Leases RevenueRecognitionLeases	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Lease Revenue Reserves </span></div><div><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company assesses the collectability of its lease revenue and receivables on an on-going basis. Under ASC 842, Leases, the Company assesses the probability of receiving all remaining lease amounts due on a lease by lease basis, reserving for revenue and the related receivables for those leases where collection of substantially all of the remaining lease payments is not probable. Subsequently, the Company will only recognize revenue to the extent cash is received. If the Company determines that collection of the remaining lease payments becomes probable at a future date, the Company will recognize the cumulative revenue that would have been recorded under the original lease agreement.</span></div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In addition to the specific reserves recognized under ASC 842, the Company also evaluates its lease receivables for collectability at a portfolio level under ASC 450, Contingencies – Loss Contingencies. The Company recognizes a reserve under ASC 450 when the uncollectible revenue is probable and reasonably estimable.</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"> </span>The Company applies this reserve to the population of the Company’s revenue and receivables not specifically addressed as part of the specific ASC 842 reserve.
CY2021Q3	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	8586000	USD
CY2020Q3	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	18755000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	42295000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	43034000	USD
CY2021Q3	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	7862000	USD
CY2020Q3	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	11221000	USD
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	25023000	USD
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	33738000	USD
CY2021Q3	us-gaap	Notes Payable NotesPayable	7844286000	USD
CY2020Q4	us-gaap	Notes Payable NotesPayable	7629814000	USD
CY2021Q3	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2020Q4	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2021Q3	us-gaap	Long Term Debt LongTermDebt	7844286000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	7629814000	USD
CY2021Q3	us-gaap	Pledged Assets Not Separately Reported Real Estate PledgedAssetsNotSeparatelyReportedRealEstate	1365559000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10752174000	USD
CY2021Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	142223000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-2367000	USD
CY2021Q1	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-273000	USD
CY2021Q1	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-16000	USD
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.59
CY2021Q1	us-gaap	Dividends Common Stock DividendsCommonStock	221779000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	-13078000	USD
CY2021Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	7286000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10668904000	USD
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	447953000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-822000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-2366000	USD
CY2021Q2	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-255000	USD
CY2021Q2	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-7000	USD
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.59
CY2021Q2	us-gaap	Dividends Common Stock DividendsCommonStock	222451000	USD
CY2021Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	2496000	USD
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	10403000	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10908587000	USD
CY2021Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	78914000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	2010000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-7405000	USD
CY2021Q3	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-261000	USD
CY2021Q3	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	2000	USD
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.59
CY2021Q3	us-gaap	Dividends Common Stock DividendsCommonStock	222475000	USD
CY2021Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	4606000	USD
CY2021Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9442000	USD
CY2021Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10788230000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10990198000	USD
CY2020Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	167971000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-17603000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-1949000	USD
CY2020Q1	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	471000	USD
CY2020Q1	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-35000	USD
CY2020Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.59
CY2020Q1	us-gaap	Dividends Common Stock DividendsCommonStock	224083000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	-14107000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	7781000	USD
CY2020Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10912542000	USD
CY2020Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	170828000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-1461000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-2301000	USD
CY2020Q2	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-146000	USD
CY2020Q2	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	1000	USD
CY2020Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.59
CY2020Q2	us-gaap	Dividends Common Stock DividendsCommonStock	224172000	USD
CY2020Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1188000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9724000	USD
CY2020Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10870805000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	147703000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	1333000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-2367000	USD
CY2020Q3	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	62000	USD
CY2020Q3	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-17000	USD
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.59
CY2020Q3	us-gaap	Dividends Common Stock DividendsCommonStock	222694000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	105000	USD
CY2020Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	137458000	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	8036000	USD
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10670242000	USD
CY2021Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	280000000	shares
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	280000000	shares
CY2021Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2020Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	2126	shares
	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	2223	shares
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	75542	shares
	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	12145	shares
	us-gaap	Stock Issued During Period Shares Share Based Compensation Forfeited StockIssuedDuringPeriodSharesShareBasedCompensationForfeited	3077	shares
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2021Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	316148000	USD
CY2021Q3	avb	Equity Method Investment Net Income Loss Portion Attributable To Parent EquityMethodInvestmentNetIncomeLossPortionAttributableToParent	7287000	USD
CY2020Q3	avb	Equity Method Investment Net Income Loss Portion Attributable To Parent EquityMethodInvestmentNetIncomeLossPortionAttributableToParent	5611000	USD
	avb	Equity Method Investment Net Income Loss Portion Attributable To Parent EquityMethodInvestmentNetIncomeLossPortionAttributableToParent	34435000	USD
	avb	Equity Method Investment Net Income Loss Portion Attributable To Parent EquityMethodInvestmentNetIncomeLossPortionAttributableToParent	8357000	USD
CY2021Q3	avb	Equity Method Investments Amortization Of Excess Investment And Other EquityMethodInvestmentsAmortizationOfExcessInvestmentAndOther	-420000	USD
CY2020Q3	avb	Equity Method Investments Amortization Of Excess Investment And Other EquityMethodInvestmentsAmortizationOfExcessInvestmentAndOther	-528000	USD
	avb	Equity Method Investments Amortization Of Excess Investment And Other EquityMethodInvestmentsAmortizationOfExcessInvestmentAndOther	-1476000	USD
	avb	Equity Method Investments Amortization Of Excess Investment And Other EquityMethodInvestmentsAmortizationOfExcessInvestmentAndOther	-1587000	USD
CY2021Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	6867000	USD
CY2020Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	5083000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	32959000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	6770000	USD
	avb	Number Of Communities Acquired NumberOfCommunitiesAcquired	4	community
CY2021Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-417000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1900000	USD
CY2020Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-567000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-4289000	USD
CY2021Q3	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2020Q3	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2021Q3	avb	Number Of Communities Held For Sale NumberOfCommunitiesHeldForSale	1	community
CY2021Q3	avb	Numberof Residential Condominium Units Sold NumberofResidentialCondominiumUnitsSold	17	residential_condominium
	avb	Numberof Residential Condominium Units Sold NumberofResidentialCondominiumUnitsSold	43	residential_condominium
	avb	Numberof Residential Condominium Units Sold NumberofResidentialCondominiumUnitsSold	113	residential_condominium
CY2021Q3	avb	Number Of Residential Condominiums Remaining To Be Sold NumberOfResidentialCondominiumsRemainingToBeSold	59	residential_condominium
CY2021Q3	us-gaap	Other Selling General And Administrative Expense OtherSellingGeneralAndAdministrativeExpense	1187000	USD
CY2020Q3	us-gaap	Other Selling General And Administrative Expense OtherSellingGeneralAndAdministrativeExpense	1373000	USD
	us-gaap	Other Selling General And Administrative Expense OtherSellingGeneralAndAdministrativeExpense	3453000	USD
	us-gaap	Other Selling General And Administrative Expense OtherSellingGeneralAndAdministrativeExpense	4012000	USD
CY2021Q3	us-gaap	Inventory Real Estate InventoryRealEstate	171113000	USD
CY2020Q4	us-gaap	Inventory Real Estate InventoryRealEstate	267219000	USD
CY2021Q3	avb	Number Of Office Leases NumberOfOfficeLeases	13	Lease
CY2021Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	126699000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	133581000	USD
CY2021Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	154790000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	161313000	USD
CY2021Q3	us-gaap	Operating Lease Expense OperatingLeaseExpense	3905000	USD
CY2020Q3	us-gaap	Operating Lease Expense OperatingLeaseExpense	3958000	USD
	us-gaap	Operating Lease Expense OperatingLeaseExpense	11628000	USD
	us-gaap	Operating Lease Expense OperatingLeaseExpense	12115000	USD
CY2021Q3	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	25616000	USD
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	21685000	USD
CY2021Q3	us-gaap	Finance Lease Liability FinanceLeaseLiability	20131000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	20166000	USD
CY2021Q3	us-gaap	Profit Loss ProfitLoss	78847000	USD
CY2020Q3	us-gaap	Profit Loss ProfitLoss	147717000	USD
	us-gaap	Profit Loss ProfitLoss	669058000	USD
	us-gaap	Profit Loss ProfitLoss	486592000	USD
CY2021Q3	avb	Indirect Operating Expenses Net Of Corporate Income IndirectOperatingExpensesNetOfCorporateIncome	25322000	USD
CY2020Q3	avb	Indirect Operating Expenses Net Of Corporate Income IndirectOperatingExpensesNetOfCorporateIncome	23837000	USD
	avb	Indirect Operating Expenses Net Of Corporate Income IndirectOperatingExpensesNetOfCorporateIncome	74110000	USD
	avb	Indirect Operating Expenses Net Of Corporate Income IndirectOperatingExpensesNetOfCorporateIncome	70043000	USD
CY2021Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-417000	USD
CY2020Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-567000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1900000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-4289000	USD
CY2021Q3	us-gaap	Interest Expense InterestExpense	55987000	USD
CY2020Q3	us-gaap	Interest Expense InterestExpense	53249000	USD
	us-gaap	Interest Expense InterestExpense	164704000	USD
	us-gaap	Interest Expense InterestExpense	162562000	USD
CY2021Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-17890000	USD
CY2020Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	105000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-17768000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-9333000	USD
CY2021Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	17313000	USD
CY2020Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	13985000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	53130000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	46878000	USD
CY2021Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	6867000	USD
CY2020Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	5083000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	32959000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	6770000	USD
CY2021Q3	us-gaap	Depreciation Depreciation	193791000	USD
CY2020Q3	us-gaap	Depreciation Depreciation	175348000	USD
	us-gaap	Depreciation Depreciation	561560000	USD
	us-gaap	Depreciation Depreciation	529508000	USD
CY2021Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2179000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-27000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1434000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1069000	USD
CY2021Q3	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	1940000	USD
CY2020Q3	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	0	USD
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	3117000	USD
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	0	USD
CY2021Q3	avb	Gain On Sale Of Real Estate Assets In Continuing Operations GainOnSaleOfRealEstateAssetsInContinuingOperations	58000	USD
CY2020Q3	avb	Gain On Sale Of Real Estate Assets In Continuing Operations GainOnSaleOfRealEstateAssetsInContinuingOperations	31607000	USD
	avb	Gain On Sale Of Real Estate Assets In Continuing Operations GainOnSaleOfRealEstateAssetsInContinuingOperations	388354000	USD
	avb	Gain On Sale Of Real Estate Assets In Continuing Operations GainOnSaleOfRealEstateAssetsInContinuingOperations	91338000	USD
CY2021Q3	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	1543000	USD
CY2020Q3	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	129000	USD
	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	2002000	USD
	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	328000	USD
CY2021Q3	avb	Gain Losson Saleof Other Investments Net Of Marketing And Administrative Costs GainLossonSaleofOtherInvestmentsNetOfMarketingAndAdministrativeCosts	158000	USD
CY2020Q3	avb	Gain Losson Saleof Other Investments Net Of Marketing And Administrative Costs GainLossonSaleofOtherInvestmentsNetOfMarketingAndAdministrativeCosts	-646000	USD
	avb	Gain Losson Saleof Other Investments Net Of Marketing And Administrative Costs GainLossonSaleofOtherInvestmentsNetOfMarketingAndAdministrativeCosts	-1402000	USD
	avb	Gain Losson Saleof Other Investments Net Of Marketing And Administrative Costs GainLossonSaleofOtherInvestmentsNetOfMarketingAndAdministrativeCosts	4162000	USD
CY2021Q3	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Held For Sale Not Classified As Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	2373000	USD
CY2020Q3	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Held For Sale Not Classified As Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	14686000	USD
	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Held For Sale Not Classified As Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	17393000	USD
	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Held For Sale Not Classified As Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	47798000	USD
CY2021Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	382687000	USD
CY2020Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	363712000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	1107475000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	1157740000	USD
CY2021Q3	avb	Revenue From Assets Heldfor Sale Not Classified As Discontinued Operations RevenueFromAssetsHeldforSaleNotClassifiedAsDiscontinuedOperations	3831000	USD
CY2020Q3	avb	Revenue From Assets Heldfor Sale Not Classified As Discontinued Operations RevenueFromAssetsHeldforSaleNotClassifiedAsDiscontinuedOperations	24308000	USD
	avb	Revenue From Assets Heldfor Sale Not Classified As Discontinued Operations RevenueFromAssetsHeldforSaleNotClassifiedAsDiscontinuedOperations	28276000	USD
	avb	Revenue From Assets Heldfor Sale Not Classified As Discontinued Operations RevenueFromAssetsHeldforSaleNotClassifiedAsDiscontinuedOperations	75864000	USD
CY2021Q3	avb	Operating Expenses From Assets Held For Sale Not Classified As Discontinued Operations OperatingExpensesFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	1458000	USD
CY2020Q3	avb	Operating Expenses From Assets Held For Sale Not Classified As Discontinued Operations OperatingExpensesFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	9622000	USD
	avb	Operating Expenses From Assets Held For Sale Not Classified As Discontinued Operations OperatingExpensesFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	10883000	USD
	avb	Operating Expenses From Assets Held For Sale Not Classified As Discontinued Operations OperatingExpensesFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	28066000	USD
CY2021Q3	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Held For Sale Not Classified As Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	2373000	USD
CY2020Q3	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Held For Sale Not Classified As Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	14686000	USD
	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Held For Sale Not Classified As Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	17393000	USD
	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Held For Sale Not Classified As Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldForSaleNotClassifiedAsDiscontinuedOperations	47798000	USD
CY2021Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	382687000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	1107475000	USD
CY2021Q3	avb	Real Estate Gross At Carrying Value Excluding Gross Real Estate Assets Held For Sale RealEstateGrossAtCarryingValueExcludingGrossRealEstateAssetsHeldForSale	24376310000	USD
CY2020Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	363712000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	1157740000	USD
CY2020Q3	avb	Real Estate Gross At Carrying Value Excluding Gross Real Estate Assets Held For Sale RealEstateGrossAtCarryingValueExcludingGrossRealEstateAssetsHeldForSale	23221488000	USD
CY2021Q3	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	89529000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	19965000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	17385000	USD
	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	6899000	USD
	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	8291000	USD
CY2021Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	695000	USD
CY2020Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1017000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2380000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2950000	USD
CY2021Q1	avb	Derivative Notional Amounts Settled During Period DerivativeNotionalAmountsSettledDuringPeriod	150000000	USD
CY2021Q1	us-gaap	Payments For Proceeds From Hedge Financing Activities PaymentsForProceedsFromHedgeFinancingActivities	-6962000	USD
CY2020	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-2894000	USD
CY2021Q1	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	2654000	USD
CY2021Q3	avb	Derivative Notional Amounts Settled During Period DerivativeNotionalAmountsSettledDuringPeriod	200000000	USD
CY2021Q3	us-gaap	Payments For Proceeds From Hedge Financing Activities PaymentsForProceedsFromHedgeFinancingActivities	2211000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-7405000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-2367000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-12138000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-6617000	USD

Files In Submission

Name	View Source	Status
0000915912-21-000023-index-headers.html	Edgar Link	pending
0000915912-21-000023-index.html	Edgar Link	pending
0000915912-21-000023.txt	Edgar Link	pending
0000915912-21-000023-xbrl.zip	Edgar Link	pending
avb-20210930.htm	Edgar Link	pending
avb-20210930.xsd	Edgar Link	pending
avb-20210930_cal.xml	Edgar Link	unprocessable
avb-20210930_def.xml	Edgar Link	unprocessable
avb-20210930_htm.xml	Edgar Link	completed
avb-20210930_lab.xml	Edgar Link	unprocessable
avb-20210930_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
q3202110-qex311.htm	Edgar Link	pending
q3202110-qex312.htm	Edgar Link	pending
q3202110-qex32.htm	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$AVB
AVALONBAY COMMUNITIES INC Stock $avb

2021 Q4 Form 10-Q Financial Statement

#000091591221000023 Filed on November 04, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AVB AVALONBAY COMMUNITIES INC Stock $avb

2021 Q4 Form 10-Q Financial Statement

#000091591221000023 Filed on November 04, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AVB
AVALONBAY COMMUNITIES INC Stock $avb